Product details:

Using your magazines and newspapers (or whatever you can find) to avoid those nasty rings on your furniture from drips and sweaty glasses? Here's a solution: absorbent tumbled stone coasters. They're made of porous stone and are cork-backed to prevent nicks and scratches to your furniture. They also a provide great accent to your decor!

Assorted 4-coaster set - a different image/design on each one. Made in the U.S.A.